#include<iostream>
#include<conio.h>
#include<stdio.h>
using namespace std;
class CPolygon
{
protected:
	int width;
	int height;
public:
	CPolygon(int a);
	void setvalues(int a,int b);	
};
CPolygon::CPolygon(int a)
{
	width=a;
}
void CPolygon::setvalues(int  a,int b)
{
	width=a;
	height=b;
}
class CRectangle:public CPolygon
{
public:
	CRectangle(int w,int h);
	int area();
};
CRectangle::CRectangle(int w,int h):CPolygon(w)
{
	height=h;
}
int CRectangle::area()
{
	return(width*height);
}
int main()
{
	CRectangle rect(8,9);
	cout<<rect.area()<<endl;
	getch();
	return 0;
}